<div class="weui_search_bar" id="search_bar">
    <form class="weui_search_outer">
        <div class="weui_search_inner">
            <i class="weui_icon_search"></i>
            <input type="search" class="weui_search_input" id="search_input" placeholder="搜索" required/>
            <a href="javascript:" class="weui_icon_clear" id="search_clear"></a>
        </div>
        <label for="search_input" class="weui_search_text" id="search_text">
            <i class="weui_icon_search"></i>
            <span>搜索</span>
        </label>
    </form>
    <a href="javascript:" class="weui_search_cancel" id="search_cancel">取消</a>
</div>